Question

Sugar in urine sample can be detected by

Solution

Correct option is

Tollen’s reagent

Ammoniacal AgNO3 solution is called Tollen’s reagent. Reducing sugars give silver mirror test with Tollen’s reagent. Mixture of alkaline CuSO4 and sodium potassium tartrate is called Fehling’s solution. Cu(II) ion (complexed with tartrate ion) of Fehling’s solution, when heated, in basic solution with a reducing sugar, brick red precipitate of Cu2O is formed

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